actinometer
🇬🇧/ˌæktɪˈnɒmɪtə(r)/ 🇺🇸/ˌæktəˈnɑːmətər/ 20an instrument for measuring the intensity of radiation, esp of the sun's rays 光能测定仪
noun [专属名词][光] 化学光度计；光线强度计；[摄] 露光计
In this paper the principle of the azobenzene actinometer for the determination of light intensity was discussed.本文叙述了用偶氮苯露光计测定光强的原理。
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